Health insurance at a glance

Social security in Luxembourg is divided into several branches. The National Health Fund (Caisse nationale de santé CNS) is responsible for two specific branches.

What is the scope of the CNS, and when can I contact them?

Below is a summary of key information to help me understand my rights and ensure better protection for my family.

Everything I need to know

What is the CNS?

Divided into two branches - health-maternity and long-term care - the CNS manages benefits for all INSURED PERSONS IN THE PRIVATE SECTOR and MANUAL WORKERS EMPLOYED BY THE STATE.

Three sickness funds are responsible for the public sector:

  • Caisse de maladie des fonctionnaires et employés publics (CMFEP), health insurance fund for civil servants and public employees working for the State.
  • Caisse de maladie des fonctionnaires et employés communaux (CMFEC), health insurance fund for civil servants and employees working for communes.
  • Entraide médicale de la CFL (EMCFL), health insurance fund for employees of the CFL.

How do I contact the CNS?

  • By post
  • By telephone
  • By e-mail
  • By visiting a CNS agency

(I consult the 'Contact us' section below)

When should I contact the CNS?

TO HAVE MY HEALTHCARE COSTS REIMBURSED

To get reimbursed, I send the CNS the original invoices. I don't forget to provide my national identification number and enclose a bank identification statement (RIB) if this is my first claim.

Good to know: from Luxembourg, there's no need to stamp the envelope.

TO DECLARE AN INCAPACITY FOR WORK

The CNS manages my file and is responsible for paying compensation in the event of:

  • Illness or accident
  • Exemption from work
  • Maternity or adoption leave
  • Family hospice leave
  • Leave for family reasons

TO OBTAIN SPECIFIC CARE, SUPPLIES OR MEDICATION.

The CNS validates my prescription and provides me with a certificate of coverage, for example for:

  • Physiotherapy, speech therapy, psychomotor therapy, etc.
  • Prostheses (hearing aids, etc.)
  • Certain medicines that require authorisation

TO OBTAIN AN INTERNATIONAL FORM

As an insured person in Luxembourg living abroad, the CNS provides me with the document I need to register with the local fund in my country of residence.

UPDATE MY PERSONAL DETAILS

such as: address, bank details, family situation, etc.

Good to know: for Luxembourg residents, the commune of residence is responsible for updating the family situation and address in the National Register of Natural Persons (RNPP).

OBTAIN A DOCUMENT

To claim my rights, I contact the CNS to obtain various documents: social security card/European Health Insurance Card, co-insurance certificate, etc.

It's easier with a video!

Here's a video explaining the main responsibilities of the CNS and when to contact it.

Contact us

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